Update non-code to blockquote in 1990

1990/pjr/index.html

@@ -427,7 +427,9 @@ it is done?</p>
 to functions!</p>
 <h3 id="spoiler">Spoiler:</h3>
 <p>This program prints out the string:</p>
-<pre><code>    the quick brown fox jumped over the lazy dog</code></pre>
+<blockquote>
+<p>the quick brown fox jumped over the lazy dog</p>
+</blockquote>
 <h2 id="authors-remarks">Author’s remarks:</h2>
 <p>It is simple to make the program print other strings. Each
 alphabetical character from a to z is printed out as its